git.delta.rocks / unique-network / refs/commits / b24c73be918e

difftreelog

feature(common-pallet): add changeOwner method

Grigoriy Simonov2022-08-23parent: #565dfea.patch.diff
in: master

14 files changed

modifiedpallets/common/src/erc.rsdiffbeforeafterboth
--- a/pallets/common/src/erc.rs
+++ b/pallets/common/src/erc.rs
@@ -431,6 +431,27 @@
 		};
 		Ok(mode.into())
 	}
+
+	/// Changes collection owner
+	///
+	/// @dev Owner can be changed only by current owner
+	/// @param newOwner new owner
+	fn change_owner(&mut self, caller: caller, new_owner: address) -> Result<void> {
+		let caller = T::CrossAccountId::from_eth(caller);
+		let new_owner = T::CrossAccountId::from_eth(new_owner);
+		self.change_owner_internal(caller, new_owner)
+	}
+
+impl<T: Config> CollectionHandle<T>
+where
+	T::AccountId: From<[u8; 32]>,
+{
+
+	fn change_owner_internal(&mut self, caller: T::CrossAccountId, new_owner: T::CrossAccountId) -> Result<void> {
+		self.check_is_owner(&caller).map_err(dispatch_to_evm::<T>)?;
+		self.collection.owner = new_owner.as_sub().clone();
+		save(self)
+	}
 }
 
 fn check_is_owner_or_admin<T: Config>(
@@ -440,12 +461,13 @@
 	let caller = T::CrossAccountId::from_eth(caller);
 	collection
 		.check_is_owner_or_admin(&caller)
-		.map_err(pallet_evm_coder_substrate::dispatch_to_evm::<T>)?;
+		.map_err(dispatch_to_evm::<T>)?;
 	Ok(caller)
 }
 
 fn save<T: Config>(collection: &CollectionHandle<T>) -> Result<void> {
 	// TODO possibly delete for the lack of transaction
+	collection.consume_store_writes(1)?;
 	collection
 		.check_is_internal()
 		.map_err(dispatch_to_evm::<T>)?;
modifiedpallets/fungible/src/stubs/UniqueFungible.rawdiffbeforeafterboth

binary blob — no preview

modifiedpallets/fungible/src/stubs/UniqueFungible.soldiffbeforeafterboth
before · pallets/fungible/src/stubs/UniqueFungible.sol
1// SPDX-License-Identifier: OTHER2// This code is automatically generated34pragma solidity >=0.8.0 <0.9.0;56// Common stubs holder7contract Dummy {8	uint8 dummy;9	string stub_error = "this contract is implemented in native";10}1112contract ERC165 is Dummy {13	function supportsInterface(bytes4 interfaceID)14		external15		view16		returns (bool)17	{18		require(false, stub_error);19		interfaceID;20		return true;21	}22}2324// Inline25contract ERC20Events {26	event Transfer(address indexed from, address indexed to, uint256 value);27	event Approval(28		address indexed owner,29		address indexed spender,30		uint256 value31	);32}3334// Selector: 6cf113cd35contract Collection is Dummy, ERC165 {36	// Set collection property.37	//38	// @param key Property key.39	// @param value Propery value.40	//41	// Selector: setCollectionProperty(string,bytes) 2f073f6642	function setCollectionProperty(string memory key, bytes memory value)43		public44	{45		require(false, stub_error);46		key;47		value;48		dummy = 0;49	}5051	// Delete collection property.52	//53	// @param key Property key.54	//55	// Selector: deleteCollectionProperty(string) 7b7debce56	function deleteCollectionProperty(string memory key) public {57		require(false, stub_error);58		key;59		dummy = 0;60	}6162	// Get collection property.63	//64	// @dev Throws error if key not found.65	//66	// @param key Property key.67	// @return bytes The property corresponding to the key.68	//69	// Selector: collectionProperty(string) cf24fd6d70	function collectionProperty(string memory key)71		public72		view73		returns (bytes memory)74	{75		require(false, stub_error);76		key;77		dummy;78		return hex"";79	}8081	// Set the sponsor of the collection.82	//83	// @dev In order for sponsorship to work, it must be confirmed on behalf of the sponsor.84	//85	// @param sponsor Address of the sponsor from whose account funds will be debited for operations with the contract.86	//87	// Selector: setCollectionSponsor(address) 7623402e88	function setCollectionSponsor(address sponsor) public {89		require(false, stub_error);90		sponsor;91		dummy = 0;92	}9394	// Collection sponsorship confirmation.95	//96	// @dev After setting the sponsor for the collection, it must be confirmed with this function.97	//98	// Selector: confirmCollectionSponsorship() 3c50e97a99	function confirmCollectionSponsorship() public {100		require(false, stub_error);101		dummy = 0;102	}103104	// Set limits for the collection.105	// @dev Throws error if limit not found.106	// @param limit Name of the limit. Valid names:107	// 	"accountTokenOwnershipLimit",108	// 	"sponsoredDataSize",109	// 	"sponsoredDataRateLimit",110	// 	"tokenLimit",111	// 	"sponsorTransferTimeout",112	// 	"sponsorApproveTimeout"113	// @param value Value of the limit.114	//115	// Selector: setCollectionLimit(string,uint32) 6a3841db116	function setCollectionLimit(string memory limit, uint32 value) public {117		require(false, stub_error);118		limit;119		value;120		dummy = 0;121	}122123	// Set limits for the collection.124	// @dev Throws error if limit not found.125	// @param limit Name of the limit. Valid names:126	// 	"ownerCanTransfer",127	// 	"ownerCanDestroy",128	// 	"transfersEnabled"129	// @param value Value of the limit.130	//131	// Selector: setCollectionLimit(string,bool) 993b7fba132	function setCollectionLimit(string memory limit, bool value) public {133		require(false, stub_error);134		limit;135		value;136		dummy = 0;137	}138139	// Get contract address.140	//141	// Selector: contractAddress() f6b4dfb4142	function contractAddress() public view returns (address) {143		require(false, stub_error);144		dummy;145		return 0x0000000000000000000000000000000000000000;146	}147148	// Add collection admin by substrate address.149	// @param new_admin Substrate administrator address.150	//151	// Selector: addCollectionAdminSubstrate(uint256) 5730062b152	function addCollectionAdminSubstrate(uint256 newAdmin) public {153		require(false, stub_error);154		newAdmin;155		dummy = 0;156	}157158	// Remove collection admin by substrate address.159	// @param admin Substrate administrator address.160	//161	// Selector: removeCollectionAdminSubstrate(uint256) 4048fcf9162	function removeCollectionAdminSubstrate(uint256 admin) public {163		require(false, stub_error);164		admin;165		dummy = 0;166	}167168	// Add collection admin.169	// @param new_admin Address of the added administrator.170	//171	// Selector: addCollectionAdmin(address) 92e462c7172	function addCollectionAdmin(address newAdmin) public {173		require(false, stub_error);174		newAdmin;175		dummy = 0;176	}177178	// Remove collection admin.179	//180	// @param new_admin Address of the removed administrator.181	//182	// Selector: removeCollectionAdmin(address) fafd7b42183	function removeCollectionAdmin(address admin) public {184		require(false, stub_error);185		admin;186		dummy = 0;187	}188189	// Toggle accessibility of collection nesting.190	//191	// @param enable If "true" degenerates to nesting: 'Owner' else to nesting: 'Disabled'192	//193	// Selector: setCollectionNesting(bool) 112d4586194	function setCollectionNesting(bool enable) public {195		require(false, stub_error);196		enable;197		dummy = 0;198	}199200	// Toggle accessibility of collection nesting.201	//202	// @param enable If "true" degenerates to nesting: {OwnerRestricted: [1, 2, 3]} else to nesting: 'Disabled'203	// @param collections Addresses of collections that will be available for nesting.204	//205	// Selector: setCollectionNesting(bool,address[]) 64872396206	function setCollectionNesting(bool enable, address[] memory collections)207		public208	{209		require(false, stub_error);210		enable;211		collections;212		dummy = 0;213	}214215	// Set the collection access method.216	// @param mode Access mode217	// 	0 for Normal218	// 	1 for AllowList219	//220	// Selector: setCollectionAccess(uint8) 41835d4c221	function setCollectionAccess(uint8 mode) public {222		require(false, stub_error);223		mode;224		dummy = 0;225	}226227	// Add the user to the allowed list.228	//229	// @param user Address of a trusted user.230	//231	// Selector: addToCollectionAllowList(address) 67844fe6232	function addToCollectionAllowList(address user) public {233		require(false, stub_error);234		user;235		dummy = 0;236	}237238	// Remove the user from the allowed list.239	//240	// @param user Address of a removed user.241	//242	// Selector: removeFromCollectionAllowList(address) 85c51acb243	function removeFromCollectionAllowList(address user) public {244		require(false, stub_error);245		user;246		dummy = 0;247	}248249	// Switch permission for minting.250	//251	// @param mode Enable if "true".252	//253	// Selector: setCollectionMintMode(bool) 00018e84254	function setCollectionMintMode(bool mode) public {255		require(false, stub_error);256		mode;257		dummy = 0;258	}259260	// Check that account is the owner or admin of the collection261	//262	// @param user account to verify263	// @return "true" if account is the owner or admin264	//265	// Selector: verifyOwnerOrAdmin(address) c2282493266	function verifyOwnerOrAdmin(address user) public view returns (bool) {267		require(false, stub_error);268		user;269		dummy;270		return false;271	}272273	// Returns collection type274	//275	// @return `Fungible` or `NFT` or `ReFungible`276	//277	// Selector: uniqueCollectionType() d34b55b8278	function uniqueCollectionType() public returns (string memory) {279		require(false, stub_error);280		dummy = 0;281		return "";282	}283}284285// Selector: 79cc6790286contract ERC20UniqueExtensions is Dummy, ERC165 {287	// Selector: burnFrom(address,uint256) 79cc6790288	function burnFrom(address from, uint256 amount) public returns (bool) {289		require(false, stub_error);290		from;291		amount;292		dummy = 0;293		return false;294	}295}296297// Selector: 942e8b22298contract ERC20 is Dummy, ERC165, ERC20Events {299	// Selector: name() 06fdde03300	function name() public view returns (string memory) {301		require(false, stub_error);302		dummy;303		return "";304	}305306	// Selector: symbol() 95d89b41307	function symbol() public view returns (string memory) {308		require(false, stub_error);309		dummy;310		return "";311	}312313	// Selector: totalSupply() 18160ddd314	function totalSupply() public view returns (uint256) {315		require(false, stub_error);316		dummy;317		return 0;318	}319320	// Selector: decimals() 313ce567321	function decimals() public view returns (uint8) {322		require(false, stub_error);323		dummy;324		return 0;325	}326327	// Selector: balanceOf(address) 70a08231328	function balanceOf(address owner) public view returns (uint256) {329		require(false, stub_error);330		owner;331		dummy;332		return 0;333	}334335	// Selector: transfer(address,uint256) a9059cbb336	function transfer(address to, uint256 amount) public returns (bool) {337		require(false, stub_error);338		to;339		amount;340		dummy = 0;341		return false;342	}343344	// Selector: transferFrom(address,address,uint256) 23b872dd345	function transferFrom(346		address from,347		address to,348		uint256 amount349	) public returns (bool) {350		require(false, stub_error);351		from;352		to;353		amount;354		dummy = 0;355		return false;356	}357358	// Selector: approve(address,uint256) 095ea7b3359	function approve(address spender, uint256 amount) public returns (bool) {360		require(false, stub_error);361		spender;362		amount;363		dummy = 0;364		return false;365	}366367	// Selector: allowance(address,address) dd62ed3e368	function allowance(address owner, address spender)369		public370		view371		returns (uint256)372	{373		require(false, stub_error);374		owner;375		spender;376		dummy;377		return 0;378	}379}380381contract UniqueFungible is382	Dummy,383	ERC165,384	ERC20,385	ERC20UniqueExtensions,386	Collection387{}
after · pallets/fungible/src/stubs/UniqueFungible.sol
1// SPDX-License-Identifier: OTHER2// This code is automatically generated34pragma solidity >=0.8.0 <0.9.0;56// Common stubs holder7contract Dummy {8	uint8 dummy;9	string stub_error = "this contract is implemented in native";10}1112contract ERC165 is Dummy {13	function supportsInterface(bytes4 interfaceID)14		external15		view16		returns (bool)17	{18		require(false, stub_error);19		interfaceID;20		return true;21	}22}2324// Inline25contract ERC20Events {26	event Transfer(address indexed from, address indexed to, uint256 value);27	event Approval(28		address indexed owner,29		address indexed spender,30		uint256 value31	);32}3334// Selector: 79cc679035contract ERC20UniqueExtensions is Dummy, ERC165 {36	// Selector: burnFrom(address,uint256) 79cc679037	function burnFrom(address from, uint256 amount) public returns (bool) {38		require(false, stub_error);39		from;40		amount;41		dummy = 0;42		return false;43	}44}4546// Selector: 942e8b2247contract ERC20 is Dummy, ERC165, ERC20Events {48	// Selector: name() 06fdde0349	function name() public view returns (string memory) {50		require(false, stub_error);51		dummy;52		return "";53	}5455	// Selector: symbol() 95d89b4156	function symbol() public view returns (string memory) {57		require(false, stub_error);58		dummy;59		return "";60	}6162	// Selector: totalSupply() 18160ddd63	function totalSupply() public view returns (uint256) {64		require(false, stub_error);65		dummy;66		return 0;67	}6869	// Selector: decimals() 313ce56770	function decimals() public view returns (uint8) {71		require(false, stub_error);72		dummy;73		return 0;74	}7576	// Selector: balanceOf(address) 70a0823177	function balanceOf(address owner) public view returns (uint256) {78		require(false, stub_error);79		owner;80		dummy;81		return 0;82	}8384	// Selector: transfer(address,uint256) a9059cbb85	function transfer(address to, uint256 amount) public returns (bool) {86		require(false, stub_error);87		to;88		amount;89		dummy = 0;90		return false;91	}9293	// Selector: transferFrom(address,address,uint256) 23b872dd94	function transferFrom(95		address from,96		address to,97		uint256 amount98	) public returns (bool) {99		require(false, stub_error);100		from;101		to;102		amount;103		dummy = 0;104		return false;105	}106107	// Selector: approve(address,uint256) 095ea7b3108	function approve(address spender, uint256 amount) public returns (bool) {109		require(false, stub_error);110		spender;111		amount;112		dummy = 0;113		return false;114	}115116	// Selector: allowance(address,address) dd62ed3e117	function allowance(address owner, address spender)118		public119		view120		returns (uint256)121	{122		require(false, stub_error);123		owner;124		spender;125		dummy;126		return 0;127	}128}129130// Selector: ca08c92c131contract Collection is Dummy, ERC165 {132	// Set collection property.133	//134	// @param key Property key.135	// @param value Propery value.136	//137	// Selector: setCollectionProperty(string,bytes) 2f073f66138	function setCollectionProperty(string memory key, bytes memory value)139		public140	{141		require(false, stub_error);142		key;143		value;144		dummy = 0;145	}146147	// Delete collection property.148	//149	// @param key Property key.150	//151	// Selector: deleteCollectionProperty(string) 7b7debce152	function deleteCollectionProperty(string memory key) public {153		require(false, stub_error);154		key;155		dummy = 0;156	}157158	// Get collection property.159	//160	// @dev Throws error if key not found.161	//162	// @param key Property key.163	// @return bytes The property corresponding to the key.164	//165	// Selector: collectionProperty(string) cf24fd6d166	function collectionProperty(string memory key)167		public168		view169		returns (bytes memory)170	{171		require(false, stub_error);172		key;173		dummy;174		return hex"";175	}176177	// Set the sponsor of the collection.178	//179	// @dev In order for sponsorship to work, it must be confirmed on behalf of the sponsor.180	//181	// @param sponsor Address of the sponsor from whose account funds will be debited for operations with the contract.182	//183	// Selector: setCollectionSponsor(address) 7623402e184	function setCollectionSponsor(address sponsor) public {185		require(false, stub_error);186		sponsor;187		dummy = 0;188	}189190	// Collection sponsorship confirmation.191	//192	// @dev After setting the sponsor for the collection, it must be confirmed with this function.193	//194	// Selector: confirmCollectionSponsorship() 3c50e97a195	function confirmCollectionSponsorship() public {196		require(false, stub_error);197		dummy = 0;198	}199200	// Set limits for the collection.201	// @dev Throws error if limit not found.202	// @param limit Name of the limit. Valid names:203	// 	"accountTokenOwnershipLimit",204	// 	"sponsoredDataSize",205	// 	"sponsoredDataRateLimit",206	// 	"tokenLimit",207	// 	"sponsorTransferTimeout",208	// 	"sponsorApproveTimeout"209	// @param value Value of the limit.210	//211	// Selector: setCollectionLimit(string,uint32) 6a3841db212	function setCollectionLimit(string memory limit, uint32 value) public {213		require(false, stub_error);214		limit;215		value;216		dummy = 0;217	}218219	// Set limits for the collection.220	// @dev Throws error if limit not found.221	// @param limit Name of the limit. Valid names:222	// 	"ownerCanTransfer",223	// 	"ownerCanDestroy",224	// 	"transfersEnabled"225	// @param value Value of the limit.226	//227	// Selector: setCollectionLimit(string,bool) 993b7fba228	function setCollectionLimit(string memory limit, bool value) public {229		require(false, stub_error);230		limit;231		value;232		dummy = 0;233	}234235	// Get contract address.236	//237	// Selector: contractAddress() f6b4dfb4238	function contractAddress() public view returns (address) {239		require(false, stub_error);240		dummy;241		return 0x0000000000000000000000000000000000000000;242	}243244	// Add collection admin by substrate address.245	// @param new_admin Substrate administrator address.246	//247	// Selector: addCollectionAdminSubstrate(uint256) 5730062b248	function addCollectionAdminSubstrate(uint256 newAdmin) public {249		require(false, stub_error);250		newAdmin;251		dummy = 0;252	}253254	// Remove collection admin by substrate address.255	// @param admin Substrate administrator address.256	//257	// Selector: removeCollectionAdminSubstrate(uint256) 4048fcf9258	function removeCollectionAdminSubstrate(uint256 admin) public {259		require(false, stub_error);260		admin;261		dummy = 0;262	}263264	// Add collection admin.265	// @param new_admin Address of the added administrator.266	//267	// Selector: addCollectionAdmin(address) 92e462c7268	function addCollectionAdmin(address newAdmin) public {269		require(false, stub_error);270		newAdmin;271		dummy = 0;272	}273274	// Remove collection admin.275	//276	// @param new_admin Address of the removed administrator.277	//278	// Selector: removeCollectionAdmin(address) fafd7b42279	function removeCollectionAdmin(address admin) public {280		require(false, stub_error);281		admin;282		dummy = 0;283	}284285	// Toggle accessibility of collection nesting.286	//287	// @param enable If "true" degenerates to nesting: 'Owner' else to nesting: 'Disabled'288	//289	// Selector: setCollectionNesting(bool) 112d4586290	function setCollectionNesting(bool enable) public {291		require(false, stub_error);292		enable;293		dummy = 0;294	}295296	// Toggle accessibility of collection nesting.297	//298	// @param enable If "true" degenerates to nesting: {OwnerRestricted: [1, 2, 3]} else to nesting: 'Disabled'299	// @param collections Addresses of collections that will be available for nesting.300	//301	// Selector: setCollectionNesting(bool,address[]) 64872396302	function setCollectionNesting(bool enable, address[] memory collections)303		public304	{305		require(false, stub_error);306		enable;307		collections;308		dummy = 0;309	}310311	// Set the collection access method.312	// @param mode Access mode313	// 	0 for Normal314	// 	1 for AllowList315	//316	// Selector: setCollectionAccess(uint8) 41835d4c317	function setCollectionAccess(uint8 mode) public {318		require(false, stub_error);319		mode;320		dummy = 0;321	}322323	// Add the user to the allowed list.324	//325	// @param user Address of a trusted user.326	//327	// Selector: addToCollectionAllowList(address) 67844fe6328	function addToCollectionAllowList(address user) public {329		require(false, stub_error);330		user;331		dummy = 0;332	}333334	// Remove the user from the allowed list.335	//336	// @param user Address of a removed user.337	//338	// Selector: removeFromCollectionAllowList(address) 85c51acb339	function removeFromCollectionAllowList(address user) public {340		require(false, stub_error);341		user;342		dummy = 0;343	}344345	// Switch permission for minting.346	//347	// @param mode Enable if "true".348	//349	// Selector: setCollectionMintMode(bool) 00018e84350	function setCollectionMintMode(bool mode) public {351		require(false, stub_error);352		mode;353		dummy = 0;354	}355356	// Check that account is the owner or admin of the collection357	//358	// @param user account to verify359	// @return "true" if account is the owner or admin360	//361	// Selector: verifyOwnerOrAdmin(address) c2282493362	function verifyOwnerOrAdmin(address user) public view returns (bool) {363		require(false, stub_error);364		user;365		dummy;366		return false;367	}368369	// Returns collection type370	//371	// @return `Fungible` or `NFT` or `ReFungible`372	//373	// Selector: uniqueCollectionType() d34b55b8374	function uniqueCollectionType() public returns (string memory) {375		require(false, stub_error);376		dummy = 0;377		return "";378	}379380	// Changes collection owner381	//382	// @dev Owner can be changed only by current owner383	// @param newOwner new owner384	//385	// Selector: changeOwner(address) a6f9dae1386	function changeOwner(address newOwner) public {387		require(false, stub_error);388		newOwner;389		dummy = 0;390	}391}392393contract UniqueFungible is394	Dummy,395	ERC165,396	ERC20,397	ERC20UniqueExtensions,398	Collection399{}
modifiedpallets/nonfungible/src/stubs/UniqueNFT.rawdiffbeforeafterboth

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modifiedpallets/nonfungible/src/stubs/UniqueNFT.soldiffbeforeafterboth
--- a/pallets/nonfungible/src/stubs/UniqueNFT.sol
+++ b/pallets/nonfungible/src/stubs/UniqueNFT.sol
@@ -373,7 +373,49 @@
 	}
 }
 
-// Selector: 6cf113cd
+// Selector: 780e9d63
+contract ERC721Enumerable is Dummy, ERC165 {
+	// @notice Enumerate valid NFTs
+	// @param index A counter less than `totalSupply()`
+	// @return The token identifier for the `index`th NFT,
+	//  (sort order not specified)
+	//
+	// Selector: tokenByIndex(uint256) 4f6ccce7
+	function tokenByIndex(uint256 index) public view returns (uint256) {
+		require(false, stub_error);
+		index;
+		dummy;
+		return 0;
+	}
+
+	// @dev Not implemented
+	//
+	// Selector: tokenOfOwnerByIndex(address,uint256) 2f745c59
+	function tokenOfOwnerByIndex(address owner, uint256 index)
+		public
+		view
+		returns (uint256)
+	{
+		require(false, stub_error);
+		owner;
+		index;
+		dummy;
+		return 0;
+	}
+
+	// @notice Count NFTs tracked by this contract
+	// @return A count of valid NFTs tracked by this contract, where each one of
+	//  them has an assigned and queryable owner not equal to the zero address
+	//
+	// Selector: totalSupply() 18160ddd
+	function totalSupply() public view returns (uint256) {
+		require(false, stub_error);
+		dummy;
+		return 0;
+	}
+}
+
+// Selector: ca08c92c
 contract Collection is Dummy, ERC165 {
 	// Set collection property.
 	//
@@ -622,47 +664,17 @@
 		dummy = 0;
 		return "";
 	}
-}
 
-// Selector: 780e9d63
-contract ERC721Enumerable is Dummy, ERC165 {
-	// @notice Enumerate valid NFTs
-	// @param index A counter less than `totalSupply()`
-	// @return The token identifier for the `index`th NFT,
-	//  (sort order not specified)
+	// Changes collection owner
 	//
-	// Selector: tokenByIndex(uint256) 4f6ccce7
-	function tokenByIndex(uint256 index) public view returns (uint256) {
-		require(false, stub_error);
-		index;
-		dummy;
-		return 0;
-	}
-
-	// @dev Not implemented
+	// @dev Owner can be changed only by current owner
+	// @param newOwner new owner
 	//
-	// Selector: tokenOfOwnerByIndex(address,uint256) 2f745c59
-	function tokenOfOwnerByIndex(address owner, uint256 index)
-		public
-		view
-		returns (uint256)
-	{
+	// Selector: changeOwner(address) a6f9dae1
+	function changeOwner(address newOwner) public {
 		require(false, stub_error);
-		owner;
-		index;
-		dummy;
-		return 0;
-	}
-
-	// @notice Count NFTs tracked by this contract
-	// @return A count of valid NFTs tracked by this contract, where each one of
-	//  them has an assigned and queryable owner not equal to the zero address
-	//
-	// Selector: totalSupply() 18160ddd
-	function totalSupply() public view returns (uint256) {
-		require(false, stub_error);
-		dummy;
-		return 0;
+		newOwner;
+		dummy = 0;
 	}
 }
 
modifiedpallets/refungible/src/stubs/UniqueRefungible.rawdiffbeforeafterboth

binary blob — no preview

modifiedpallets/refungible/src/stubs/UniqueRefungible.soldiffbeforeafterboth
--- a/pallets/refungible/src/stubs/UniqueRefungible.sol
+++ b/pallets/refungible/src/stubs/UniqueRefungible.sol
@@ -371,7 +371,142 @@
 	}
 }
 
-// Selector: 6cf113cd
+// Selector: 780e9d63
+contract ERC721Enumerable is Dummy, ERC165 {
+	// @notice Enumerate valid RFTs
+	// @param index A counter less than `totalSupply()`
+	// @return The token identifier for the `index`th NFT,
+	//  (sort order not specified)
+	//
+	// Selector: tokenByIndex(uint256) 4f6ccce7
+	function tokenByIndex(uint256 index) public view returns (uint256) {
+		require(false, stub_error);
+		index;
+		dummy;
+		return 0;
+	}
+
+	// Not implemented
+	//
+	// Selector: tokenOfOwnerByIndex(address,uint256) 2f745c59
+	function tokenOfOwnerByIndex(address owner, uint256 index)
+		public
+		view
+		returns (uint256)
+	{
+		require(false, stub_error);
+		owner;
+		index;
+		dummy;
+		return 0;
+	}
+
+	// @notice Count RFTs tracked by this contract
+	// @return A count of valid RFTs tracked by this contract, where each one of
+	//  them has an assigned and queryable owner not equal to the zero address
+	//
+	// Selector: totalSupply() 18160ddd
+	function totalSupply() public view returns (uint256) {
+		require(false, stub_error);
+		dummy;
+		return 0;
+	}
+}
+
+// Selector: 7c3bef89
+contract ERC721UniqueExtensions is Dummy, ERC165 {
+	// @notice Transfer ownership of an RFT
+	// @dev Throws unless `msg.sender` is the current owner. Throws if `to`
+	//  is the zero address. Throws if `tokenId` is not a valid RFT.
+	//  Throws if RFT pieces have multiple owners.
+	// @param to The new owner
+	// @param tokenId The RFT to transfer
+	// @param _value Not used for an RFT
+	//
+	// Selector: transfer(address,uint256) a9059cbb
+	function transfer(address to, uint256 tokenId) public {
+		require(false, stub_error);
+		to;
+		tokenId;
+		dummy = 0;
+	}
+
+	// @notice Burns a specific ERC721 token.
+	// @dev Throws unless `msg.sender` is the current owner or an authorized
+	//  operator for this RFT. Throws if `from` is not the current owner. Throws
+	//  if `to` is the zero address. Throws if `tokenId` is not a valid RFT.
+	//  Throws if RFT pieces have multiple owners.
+	// @param from The current owner of the RFT
+	// @param tokenId The RFT to transfer
+	// @param _value Not used for an RFT
+	//
+	// Selector: burnFrom(address,uint256) 79cc6790
+	function burnFrom(address from, uint256 tokenId) public {
+		require(false, stub_error);
+		from;
+		tokenId;
+		dummy = 0;
+	}
+
+	// @notice Returns next free RFT ID.
+	//
+	// Selector: nextTokenId() 75794a3c
+	function nextTokenId() public view returns (uint256) {
+		require(false, stub_error);
+		dummy;
+		return 0;
+	}
+
+	// @notice Function to mint multiple tokens.
+	// @dev `tokenIds` should be an array of consecutive numbers and first number
+	//  should be obtained with `nextTokenId` method
+	// @param to The new owner
+	// @param tokenIds IDs of the minted RFTs
+	//
+	// Selector: mintBulk(address,uint256[]) 44a9945e
+	function mintBulk(address to, uint256[] memory tokenIds)
+		public
+		returns (bool)
+	{
+		require(false, stub_error);
+		to;
+		tokenIds;
+		dummy = 0;
+		return false;
+	}
+
+	// @notice Function to mint multiple tokens with the given tokenUris.
+	// @dev `tokenIds` is array of pairs of token ID and token URI. Token IDs should be consecutive
+	//  numbers and first number should be obtained with `nextTokenId` method
+	// @param to The new owner
+	// @param tokens array of pairs of token ID and token URI for minted tokens
+	//
+	// Selector: mintBulkWithTokenURI(address,(uint256,string)[]) 36543006
+	function mintBulkWithTokenURI(address to, Tuple0[] memory tokens)
+		public
+		returns (bool)
+	{
+		require(false, stub_error);
+		to;
+		tokens;
+		dummy = 0;
+		return false;
+	}
+
+	// Returns EVM address for refungible token
+	//
+	// @param token ID of the token
+	//
+	// Selector: tokenContractAddress(uint256) ab76fac6
+	function tokenContractAddress(uint256 token) public view returns (address) {
+		require(false, stub_error);
+		token;
+		dummy;
+		return 0x0000000000000000000000000000000000000000;
+	}
+}
+
+// Selector: ca08c92c
 contract Collection is Dummy, ERC165 {
 	// Set collection property.
 	//
@@ -620,140 +755,17 @@
 		dummy = 0;
 		return "";
 	}
-}
 
-// Selector: 780e9d63
-contract ERC721Enumerable is Dummy, ERC165 {
-	// @notice Enumerate valid RFTs
-	// @param index A counter less than `totalSupply()`
-	// @return The token identifier for the `index`th NFT,
-	//  (sort order not specified)
+	// Changes collection owner
 	//
-	// Selector: tokenByIndex(uint256) 4f6ccce7
-	function tokenByIndex(uint256 index) public view returns (uint256) {
-		require(false, stub_error);
-		index;
-		dummy;
-		return 0;
-	}
-
-	// Not implemented
+	// @dev Owner can be changed only by current owner
+	// @param newOwner new owner
 	//
-	// Selector: tokenOfOwnerByIndex(address,uint256) 2f745c59
-	function tokenOfOwnerByIndex(address owner, uint256 index)
-		public
-		view
-		returns (uint256)
-	{
+	// Selector: changeOwner(address) a6f9dae1
+	function changeOwner(address newOwner) public {
 		require(false, stub_error);
-		owner;
-		index;
-		dummy;
-		return 0;
-	}
-
-	// @notice Count RFTs tracked by this contract
-	// @return A count of valid RFTs tracked by this contract, where each one of
-	//  them has an assigned and queryable owner not equal to the zero address
-	//
-	// Selector: totalSupply() 18160ddd
-	function totalSupply() public view returns (uint256) {
-		require(false, stub_error);
-		dummy;
-		return 0;
-	}
-}
-
-// Selector: 7c3bef89
-contract ERC721UniqueExtensions is Dummy, ERC165 {
-	// @notice Transfer ownership of an RFT
-	// @dev Throws unless `msg.sender` is the current owner. Throws if `to`
-	//  is the zero address. Throws if `tokenId` is not a valid RFT.
-	//  Throws if RFT pieces have multiple owners.
-	// @param to The new owner
-	// @param tokenId The RFT to transfer
-	// @param _value Not used for an RFT
-	//
-	// Selector: transfer(address,uint256) a9059cbb
-	function transfer(address to, uint256 tokenId) public {
-		require(false, stub_error);
-		to;
-		tokenId;
-		dummy = 0;
-	}
-
-	// @notice Burns a specific ERC721 token.
-	// @dev Throws unless `msg.sender` is the current owner or an authorized
-	//  operator for this RFT. Throws if `from` is not the current owner. Throws
-	//  if `to` is the zero address. Throws if `tokenId` is not a valid RFT.
-	//  Throws if RFT pieces have multiple owners.
-	// @param from The current owner of the RFT
-	// @param tokenId The RFT to transfer
-	// @param _value Not used for an RFT
-	//
-	// Selector: burnFrom(address,uint256) 79cc6790
-	function burnFrom(address from, uint256 tokenId) public {
-		require(false, stub_error);
-		from;
-		tokenId;
-		dummy = 0;
-	}
-
-	// @notice Returns next free RFT ID.
-	//
-	// Selector: nextTokenId() 75794a3c
-	function nextTokenId() public view returns (uint256) {
-		require(false, stub_error);
-		dummy;
-		return 0;
-	}
-
-	// @notice Function to mint multiple tokens.
-	// @dev `tokenIds` should be an array of consecutive numbers and first number
-	//  should be obtained with `nextTokenId` method
-	// @param to The new owner
-	// @param tokenIds IDs of the minted RFTs
-	//
-	// Selector: mintBulk(address,uint256[]) 44a9945e
-	function mintBulk(address to, uint256[] memory tokenIds)
-		public
-		returns (bool)
-	{
-		require(false, stub_error);
-		to;
-		tokenIds;
-		dummy = 0;
-		return false;
-	}
-
-	// @notice Function to mint multiple tokens with the given tokenUris.
-	// @dev `tokenIds` is array of pairs of token ID and token URI. Token IDs should be consecutive
-	//  numbers and first number should be obtained with `nextTokenId` method
-	// @param to The new owner
-	// @param tokens array of pairs of token ID and token URI for minted tokens
-	//
-	// Selector: mintBulkWithTokenURI(address,(uint256,string)[]) 36543006
-	function mintBulkWithTokenURI(address to, Tuple0[] memory tokens)
-		public
-		returns (bool)
-	{
-		require(false, stub_error);
-		to;
-		tokens;
+		newOwner;
 		dummy = 0;
-		return false;
-	}
-
-	// Returns EVM address for refungible token
-	//
-	// @param token ID of the token
-	//
-	// Selector: tokenContractAddress(uint256) ab76fac6
-	function tokenContractAddress(uint256 token) public view returns (address) {
-		require(false, stub_error);
-		token;
-		dummy;
-		return 0x0000000000000000000000000000000000000000;
 	}
 }
 
modifiedtests/src/eth/api/UniqueFungible.soldiffbeforeafterboth
--- a/tests/src/eth/api/UniqueFungible.sol
+++ b/tests/src/eth/api/UniqueFungible.sol
@@ -22,7 +22,50 @@
 	);
 }
 
-// Selector: 6cf113cd
+// Selector: 79cc6790
+interface ERC20UniqueExtensions is Dummy, ERC165 {
+	// Selector: burnFrom(address,uint256) 79cc6790
+	function burnFrom(address from, uint256 amount) external returns (bool);
+}
+
+// Selector: 942e8b22
+interface ERC20 is Dummy, ERC165, ERC20Events {
+	// Selector: name() 06fdde03
+	function name() external view returns (string memory);
+
+	// Selector: symbol() 95d89b41
+	function symbol() external view returns (string memory);
+
+	// Selector: totalSupply() 18160ddd
+	function totalSupply() external view returns (uint256);
+
+	// Selector: decimals() 313ce567
+	function decimals() external view returns (uint8);
+
+	// Selector: balanceOf(address) 70a08231
+	function balanceOf(address owner) external view returns (uint256);
+
+	// Selector: transfer(address,uint256) a9059cbb
+	function transfer(address to, uint256 amount) external returns (bool);
+
+	// Selector: transferFrom(address,address,uint256) 23b872dd
+	function transferFrom(
+		address from,
+		address to,
+		uint256 amount
+	) external returns (bool);
+
+	// Selector: approve(address,uint256) 095ea7b3
+	function approve(address spender, uint256 amount) external returns (bool);
+
+	// Selector: allowance(address,address) dd62ed3e
+	function allowance(address owner, address spender)
+		external
+		view
+		returns (uint256);
+}
+
+// Selector: ca08c92c
 interface Collection is Dummy, ERC165 {
 	// Set collection property.
 	//
@@ -183,49 +226,14 @@
 	//
 	// Selector: uniqueCollectionType() d34b55b8
 	function uniqueCollectionType() external returns (string memory);
-}
 
-// Selector: 79cc6790
-interface ERC20UniqueExtensions is Dummy, ERC165 {
-	// Selector: burnFrom(address,uint256) 79cc6790
-	function burnFrom(address from, uint256 amount) external returns (bool);
-}
-
-// Selector: 942e8b22
-interface ERC20 is Dummy, ERC165, ERC20Events {
-	// Selector: name() 06fdde03
-	function name() external view returns (string memory);
-
-	// Selector: symbol() 95d89b41
-	function symbol() external view returns (string memory);
-
-	// Selector: totalSupply() 18160ddd
-	function totalSupply() external view returns (uint256);
-
-	// Selector: decimals() 313ce567
-	function decimals() external view returns (uint8);
-
-	// Selector: balanceOf(address) 70a08231
-	function balanceOf(address owner) external view returns (uint256);
-
-	// Selector: transfer(address,uint256) a9059cbb
-	function transfer(address to, uint256 amount) external returns (bool);
-
-	// Selector: transferFrom(address,address,uint256) 23b872dd
-	function transferFrom(
-		address from,
-		address to,
-		uint256 amount
-	) external returns (bool);
-
-	// Selector: approve(address,uint256) 095ea7b3
-	function approve(address spender, uint256 amount) external returns (bool);
-
-	// Selector: allowance(address,address) dd62ed3e
-	function allowance(address owner, address spender)
-		external
-		view
-		returns (uint256);
+	// Changes collection owner
+	//
+	// @dev Owner can be changed only by current owner
+	// @param newOwner new owner
+	//
+	// Selector: changeOwner(address) a6f9dae1
+	function changeOwner(address newOwner) external;
 }
 
 interface UniqueFungible is
modifiedtests/src/eth/api/UniqueNFT.soldiffbeforeafterboth
--- a/tests/src/eth/api/UniqueNFT.sol
+++ b/tests/src/eth/api/UniqueNFT.sol
@@ -250,7 +250,33 @@
 	function finishMinting() external returns (bool);
 }
 
-// Selector: 6cf113cd
+// Selector: 780e9d63
+interface ERC721Enumerable is Dummy, ERC165 {
+	// @notice Enumerate valid NFTs
+	// @param index A counter less than `totalSupply()`
+	// @return The token identifier for the `index`th NFT,
+	//  (sort order not specified)
+	//
+	// Selector: tokenByIndex(uint256) 4f6ccce7
+	function tokenByIndex(uint256 index) external view returns (uint256);
+
+	// @dev Not implemented
+	//
+	// Selector: tokenOfOwnerByIndex(address,uint256) 2f745c59
+	function tokenOfOwnerByIndex(address owner, uint256 index)
+		external
+		view
+		returns (uint256);
+
+	// @notice Count NFTs tracked by this contract
+	// @return A count of valid NFTs tracked by this contract, where each one of
+	//  them has an assigned and queryable owner not equal to the zero address
+	//
+	// Selector: totalSupply() 18160ddd
+	function totalSupply() external view returns (uint256);
+}
+
+// Selector: ca08c92c
 interface Collection is Dummy, ERC165 {
 	// Set collection property.
 	//
@@ -411,32 +437,14 @@
 	//
 	// Selector: uniqueCollectionType() d34b55b8
 	function uniqueCollectionType() external returns (string memory);
-}
 
-// Selector: 780e9d63
-interface ERC721Enumerable is Dummy, ERC165 {
-	// @notice Enumerate valid NFTs
-	// @param index A counter less than `totalSupply()`
-	// @return The token identifier for the `index`th NFT,
-	//  (sort order not specified)
+	// Changes collection owner
 	//
-	// Selector: tokenByIndex(uint256) 4f6ccce7
-	function tokenByIndex(uint256 index) external view returns (uint256);
-
-	// @dev Not implemented
+	// @dev Owner can be changed only by current owner
+	// @param newOwner new owner
 	//
-	// Selector: tokenOfOwnerByIndex(address,uint256) 2f745c59
-	function tokenOfOwnerByIndex(address owner, uint256 index)
-		external
-		view
-		returns (uint256);
-
-	// @notice Count NFTs tracked by this contract
-	// @return A count of valid NFTs tracked by this contract, where each one of
-	//  them has an assigned and queryable owner not equal to the zero address
-	//
-	// Selector: totalSupply() 18160ddd
-	function totalSupply() external view returns (uint256);
+	// Selector: changeOwner(address) a6f9dae1
+	function changeOwner(address newOwner) external;
 }
 
 // Selector: d74d154f
modifiedtests/src/eth/api/UniqueRefungible.soldiffbeforeafterboth
--- a/tests/src/eth/api/UniqueRefungible.sol
+++ b/tests/src/eth/api/UniqueRefungible.sol
@@ -248,7 +248,96 @@
 	function finishMinting() external returns (bool);
 }
 
-// Selector: 6cf113cd
+// Selector: 780e9d63
+interface ERC721Enumerable is Dummy, ERC165 {
+	// @notice Enumerate valid RFTs
+	// @param index A counter less than `totalSupply()`
+	// @return The token identifier for the `index`th NFT,
+	//  (sort order not specified)
+	//
+	// Selector: tokenByIndex(uint256) 4f6ccce7
+	function tokenByIndex(uint256 index) external view returns (uint256);
+
+	// Not implemented
+	//
+	// Selector: tokenOfOwnerByIndex(address,uint256) 2f745c59
+	function tokenOfOwnerByIndex(address owner, uint256 index)
+		external
+		view
+		returns (uint256);
+
+	// @notice Count RFTs tracked by this contract
+	// @return A count of valid RFTs tracked by this contract, where each one of
+	//  them has an assigned and queryable owner not equal to the zero address
+	//
+	// Selector: totalSupply() 18160ddd
+	function totalSupply() external view returns (uint256);
+}
+
+// Selector: 7c3bef89
+interface ERC721UniqueExtensions is Dummy, ERC165 {
+	// @notice Transfer ownership of an RFT
+	// @dev Throws unless `msg.sender` is the current owner. Throws if `to`
+	//  is the zero address. Throws if `tokenId` is not a valid RFT.
+	//  Throws if RFT pieces have multiple owners.
+	// @param to The new owner
+	// @param tokenId The RFT to transfer
+	// @param _value Not used for an RFT
+	//
+	// Selector: transfer(address,uint256) a9059cbb
+	function transfer(address to, uint256 tokenId) external;
+
+	// @notice Burns a specific ERC721 token.
+	// @dev Throws unless `msg.sender` is the current owner or an authorized
+	//  operator for this RFT. Throws if `from` is not the current owner. Throws
+	//  if `to` is the zero address. Throws if `tokenId` is not a valid RFT.
+	//  Throws if RFT pieces have multiple owners.
+	// @param from The current owner of the RFT
+	// @param tokenId The RFT to transfer
+	// @param _value Not used for an RFT
+	//
+	// Selector: burnFrom(address,uint256) 79cc6790
+	function burnFrom(address from, uint256 tokenId) external;
+
+	// @notice Returns next free RFT ID.
+	//
+	// Selector: nextTokenId() 75794a3c
+	function nextTokenId() external view returns (uint256);
+
+	// @notice Function to mint multiple tokens.
+	// @dev `tokenIds` should be an array of consecutive numbers and first number
+	//  should be obtained with `nextTokenId` method
+	// @param to The new owner
+	// @param tokenIds IDs of the minted RFTs
+	//
+	// Selector: mintBulk(address,uint256[]) 44a9945e
+	function mintBulk(address to, uint256[] memory tokenIds)
+		external
+		returns (bool);
+
+	// @notice Function to mint multiple tokens with the given tokenUris.
+	// @dev `tokenIds` is array of pairs of token ID and token URI. Token IDs should be consecutive
+	//  numbers and first number should be obtained with `nextTokenId` method
+	// @param to The new owner
+	// @param tokens array of pairs of token ID and token URI for minted tokens
+	//
+	// Selector: mintBulkWithTokenURI(address,(uint256,string)[]) 36543006
+	function mintBulkWithTokenURI(address to, Tuple0[] memory tokens)
+		external
+		returns (bool);
+
+	// Returns EVM address for refungible token
+	//
+	// @param token ID of the token
+	//
+	// Selector: tokenContractAddress(uint256) ab76fac6
+	function tokenContractAddress(uint256 token)
+		external
+		view
+		returns (address);
+}
+
+// Selector: ca08c92c
 interface Collection is Dummy, ERC165 {
 	// Set collection property.
 	//
@@ -409,95 +498,14 @@
 	//
 	// Selector: uniqueCollectionType() d34b55b8
 	function uniqueCollectionType() external returns (string memory);
-}
-
-// Selector: 780e9d63
-interface ERC721Enumerable is Dummy, ERC165 {
-	// @notice Enumerate valid RFTs
-	// @param index A counter less than `totalSupply()`
-	// @return The token identifier for the `index`th NFT,
-	//  (sort order not specified)
-	//
-	// Selector: tokenByIndex(uint256) 4f6ccce7
-	function tokenByIndex(uint256 index) external view returns (uint256);
-
-	// Not implemented
-	//
-	// Selector: tokenOfOwnerByIndex(address,uint256) 2f745c59
-	function tokenOfOwnerByIndex(address owner, uint256 index)
-		external
-		view
-		returns (uint256);
-
-	// @notice Count RFTs tracked by this contract
-	// @return A count of valid RFTs tracked by this contract, where each one of
-	//  them has an assigned and queryable owner not equal to the zero address
-	//
-	// Selector: totalSupply() 18160ddd
-	function totalSupply() external view returns (uint256);
-}
 
-// Selector: 7c3bef89
-interface ERC721UniqueExtensions is Dummy, ERC165 {
-	// @notice Transfer ownership of an RFT
-	// @dev Throws unless `msg.sender` is the current owner. Throws if `to`
-	//  is the zero address. Throws if `tokenId` is not a valid RFT.
-	//  Throws if RFT pieces have multiple owners.
-	// @param to The new owner
-	// @param tokenId The RFT to transfer
-	// @param _value Not used for an RFT
-	//
-	// Selector: transfer(address,uint256) a9059cbb
-	function transfer(address to, uint256 tokenId) external;
-
-	// @notice Burns a specific ERC721 token.
-	// @dev Throws unless `msg.sender` is the current owner or an authorized
-	//  operator for this RFT. Throws if `from` is not the current owner. Throws
-	//  if `to` is the zero address. Throws if `tokenId` is not a valid RFT.
-	//  Throws if RFT pieces have multiple owners.
-	// @param from The current owner of the RFT
-	// @param tokenId The RFT to transfer
-	// @param _value Not used for an RFT
-	//
-	// Selector: burnFrom(address,uint256) 79cc6790
-	function burnFrom(address from, uint256 tokenId) external;
-
-	// @notice Returns next free RFT ID.
-	//
-	// Selector: nextTokenId() 75794a3c
-	function nextTokenId() external view returns (uint256);
-
-	// @notice Function to mint multiple tokens.
-	// @dev `tokenIds` should be an array of consecutive numbers and first number
-	//  should be obtained with `nextTokenId` method
-	// @param to The new owner
-	// @param tokenIds IDs of the minted RFTs
-	//
-	// Selector: mintBulk(address,uint256[]) 44a9945e
-	function mintBulk(address to, uint256[] memory tokenIds)
-		external
-		returns (bool);
-
-	// @notice Function to mint multiple tokens with the given tokenUris.
-	// @dev `tokenIds` is array of pairs of token ID and token URI. Token IDs should be consecutive
-	//  numbers and first number should be obtained with `nextTokenId` method
-	// @param to The new owner
-	// @param tokens array of pairs of token ID and token URI for minted tokens
+	// Changes collection owner
 	//
-	// Selector: mintBulkWithTokenURI(address,(uint256,string)[]) 36543006
-	function mintBulkWithTokenURI(address to, Tuple0[] memory tokens)
-		external
-		returns (bool);
-
-	// Returns EVM address for refungible token
-	//
-	// @param token ID of the token
+	// @dev Owner can be changed only by current owner
+	// @param newOwner new owner
 	//
-	// Selector: tokenContractAddress(uint256) ab76fac6
-	function tokenContractAddress(uint256 token)
-		external
-		view
-		returns (address);
+	// Selector: changeOwner(address) a6f9dae1
+	function changeOwner(address newOwner) external;
 }
 
 interface UniqueRefungible is
modifiedtests/src/eth/collectionAdmin.test.tsdiffbeforeafterboth
--- a/tests/src/eth/collectionAdmin.test.ts
+++ b/tests/src/eth/collectionAdmin.test.ts
@@ -15,6 +15,7 @@
 
 import {expect} from 'chai';
 import privateKey from '../substrate/privateKey';
+import { UNIQUE } from '../util/helpers';
 import {
   createEthAccount,
   createEthAccountWithBalance, 
@@ -22,6 +23,7 @@
   evmCollectionHelpers, 
   getCollectionAddressFromResult, 
   itWeb3,
+  recordEthFee,
 } from './util/helpers';
 
 describe('Add collection admins', () => {
@@ -309,4 +311,51 @@
     expect(adminList[0].asSubstrate.toString().toLocaleLowerCase())
       .to.be.eq(adminSub.address.toLocaleLowerCase());
   });
+});
+
+describe('Change owner tests', () => {
+  itWeb3('Change owner', async ({api, web3, privateKeyWrapper}) => {
+    const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);
+    const newOwner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);
+    const collectionHelper = evmCollectionHelpers(web3, owner);
+    const result = await collectionHelper.methods
+      .createNonfungibleCollection('A', 'B', 'C')
+      .send();
+    const {collectionIdAddress} = await getCollectionAddressFromResult(api, result);
+    const collectionEvm = evmCollection(web3, owner, collectionIdAddress);
+  
+    await collectionEvm.methods.changeOwner(newOwner).send();
+  
+    expect(await collectionEvm.methods.verifyOwnerOrAdmin(owner).call()).to.be.false;
+    expect(await collectionEvm.methods.verifyOwnerOrAdmin(newOwner).call()).to.be.true;
+  });
+
+  itWeb3('change owner call fee', async ({web3, api, privateKeyWrapper}) => {
+    const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);
+    const newOwner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);
+    const collectionHelper = evmCollectionHelpers(web3, owner);
+    const result = await collectionHelper.methods
+      .createNonfungibleCollection('A', 'B', 'C')
+      .send();
+    const {collectionIdAddress} = await getCollectionAddressFromResult(api, result);
+    const collectionEvm = evmCollection(web3, owner, collectionIdAddress);
+
+    const cost = await recordEthFee(api, owner, () => collectionEvm.methods.changeOwner(newOwner).send());
+    expect(cost < BigInt(0.2 * Number(UNIQUE)));
+    expect(cost > 0);
+  });
+
+  itWeb3('(!negative tests!) call changeOwner by not owner', async ({api, web3, privateKeyWrapper}) => {
+    const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);
+    const newOwner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);
+    const collectionHelper = evmCollectionHelpers(web3, owner);
+    const result = await collectionHelper.methods
+      .createNonfungibleCollection('A', 'B', 'C')
+      .send();
+    const {collectionIdAddress} = await getCollectionAddressFromResult(api, result);
+    const collectionEvm = evmCollection(web3, owner, collectionIdAddress);
+  
+    await expect(collectionEvm.methods.changeOwner(newOwner).send({from: newOwner})).to.be.rejected;
+    expect(await collectionEvm.methods.verifyOwnerOrAdmin(newOwner).call()).to.be.false;
+  });
 });
\ No newline at end of file
modifiedtests/src/eth/fungibleAbi.jsondiffbeforeafterboth
--- a/tests/src/eth/fungibleAbi.json
+++ b/tests/src/eth/fungibleAbi.json
@@ -116,6 +116,15 @@
     "type": "function"
   },
   {
+    "inputs": [
+      { "internalType": "address", "name": "newOwner", "type": "address" }
+    ],
+    "name": "changeOwner",
+    "outputs": [],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
     "inputs": [{ "internalType": "string", "name": "key", "type": "string" }],
     "name": "collectionProperty",
     "outputs": [{ "internalType": "bytes", "name": "", "type": "bytes" }],
modifiedtests/src/eth/nonFungibleAbi.jsondiffbeforeafterboth
--- a/tests/src/eth/nonFungibleAbi.json
+++ b/tests/src/eth/nonFungibleAbi.json
@@ -146,6 +146,15 @@
     "type": "function"
   },
   {
+    "inputs": [
+      { "internalType": "address", "name": "newOwner", "type": "address" }
+    ],
+    "name": "changeOwner",
+    "outputs": [],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
     "inputs": [{ "internalType": "string", "name": "key", "type": "string" }],
     "name": "collectionProperty",
     "outputs": [{ "internalType": "bytes", "name": "", "type": "bytes" }],
modifiedtests/src/eth/reFungibleAbi.jsondiffbeforeafterboth
--- a/tests/src/eth/reFungibleAbi.json
+++ b/tests/src/eth/reFungibleAbi.json
@@ -146,6 +146,15 @@
     "type": "function"
   },
   {
+    "inputs": [
+      { "internalType": "address", "name": "newOwner", "type": "address" }
+    ],
+    "name": "changeOwner",
+    "outputs": [],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
     "inputs": [{ "internalType": "string", "name": "key", "type": "string" }],
     "name": "collectionProperty",
     "outputs": [{ "internalType": "bytes", "name": "", "type": "bytes" }],